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Objective: Magnetic resonance imaging (MRI) has been widely used for the analysis and diagnosis of brain diseases. Accurate and automatic brain tumor segmentation is of paramount importance for radiation treatment. However, low tissue…

Image and Video Processing · Electrical Eng. & Systems 2022-04-18 Jiangyun Li , Hong Yu , Chen Chen , Meng Ding , Sen Zha

Automatic segmentation of organs-at-risk (OAR) in computed tomography (CT) is an essential part of planning effective treatment strategies to combat lung and esophageal cancer. Accurate segmentation of organs surrounding tumours helps…

Computer Vision and Pattern Recognition · Computer Science 2019-05-21 Sulaiman Vesal , Nishant Ravikumar , Andreas Maier

In recent years, 3D convolutional neural networks have become the dominant approach for volumetric medical image segmentation. However, compared to their 2D counterparts, 3D networks introduce substantially more training parameters and…

Image and Video Processing · Electrical Eng. & Systems 2022-06-01 Yuan Wang , Laura Blackie , Irene Miguel-Aliaga , Wenjia Bai

Medical image segmentation is a difficult but important task for many clinical operations such as cardiac bi-ventricular volume estimation. More recently, there has been a shift to utilizing deep learning and fully convolutional neural…

Image and Video Processing · Electrical Eng. & Systems 2020-03-17 Jesse Sun , Fatemeh Darbehani , Mark Zaidi , Bo Wang

Accurate visualization of liver tumors and their surrounding blood vessels is essential for noninvasive diagnosis and prognosis prediction of tumors. In medical image segmentation, there is still a lack of in-depth research on the…

Image and Video Processing · Electrical Eng. & Systems 2023-02-21 Haopeng Kuang , Dingkang Yang , Shunli Wang , Xiaoying Wang , Lihua Zhang

Purpose Medical imaging diagnosis faces challenges, including low-resolution images due to machine artifacts and patient movement. This paper presents the Frequency-Guided U-Net (GFNet), a novel approach for medical image segmentation that…

Image and Video Processing · Electrical Eng. & Systems 2024-05-03 Haytham Al Ewaidat , Youness El Brag , Ahmad Wajeeh Yousef E'layan , Ali Almakhadmeh

$\bf{Purpose:}$ The goal of this study was (i) to use artificial intelligence to automate the traditionally labor-intensive process of manual segmentation of tumor regions in pathology slides performed by a pathologist and (ii) to validate…

Accurate segmentation of different sub-regions of gliomas including peritumoral edema, necrotic core, enhancing and non-enhancing tumor core from multimodal MRI scans has important clinical relevance in diagnosis, prognosis and treatment of…

Computer Vision and Pattern Recognition · Computer Science 2018-12-05 Xue Feng , Nicholas Tustison , Craig Meyer

Accurate segmentation of glioma brain tumors is crucial for diagnosis and treatment planning. Deep learning techniques offer promising solutions, but optimal model architectures remain under investigation. We used the BraTS 2021 dataset,…

Image and Video Processing · Electrical Eng. & Systems 2025-03-27 Farzan Moodi , Fereshteh Khodadadi Shoushtari , Gelareh Valizadeh , Dornaz Mazinani , Hanieh Mobarak Salari , Hamidreza Saligheh Rad

Accurate teeth segmentation and orientation are fundamental in modern oral healthcare, enabling precise diagnosis, treatment planning, and dental implant design. In this study, we present a comprehensive approach to teeth segmentation and…

Computer Vision and Pattern Recognition · Computer Science 2025-08-19 Mou Deb , Madhab Deb , Mrinal Kanti Dhar

Organ at risk (OAR) segmentation in computed tomography (CT) imagery is a difficult task for automated segmentation methods and can be crucial for downstream radiation treatment planning. U-net has become a de-facto standard for medical…

Image and Video Processing · Electrical Eng. & Systems 2024-02-27 Abdullah Nazib , Riad Hassan , Zahidul Islam , Clinton Fookes

Manual or automatic delineation of the esophageal tumor in CT images is known to be very challenging. This is due to the low contrast between the tumor and adjacent tissues, the anatomical variation of the esophagus, as well as the…

Most of the existing deep learning based methods for vessel segmentation neglect two important aspects of retinal vessels, one is the orientation information of vessels, and the other is the contextual information of the whole fundus…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Xinxu Wei , Kaifu Yang , Danilo Bzdok , Yongjie Li

Early and accurate segmentation of colorectal polyps is critical for reducing colorectal cancer mortality, which has been extensively explored by academia and industry. However, current deep learning-based polyp segmentation models either…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Ziyi Wang , Yuanmei Zhang , Dorna Esrafilzadeh , Ali R. Jalili , Suncheng Xiang

Despite the growing success of Convolution neural networks (CNN) in the recent past in the task of scene segmentation, the standard models lack some of the important features that might result in sub-optimal segmentation outputs. The widely…

Computer Vision and Pattern Recognition · Computer Science 2020-09-16 Soham Chattopadhyay , Hritam Basak

Automated fetal head segmentation in ultrasound images is critical for accurate biometric measurements in prenatal care. While existing deep learning approaches have achieved a reasonable performance, they struggle with issues like low…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Ammar Bhilwarawala , Mainak Bandyopadhyay

Breast cancer is one of the leading causes of death globally, and thus there is an urgent need for early and accurate diagnostic techniques. Although ultrasound imaging is a widely used technique for breast cancer screening, it faces…

Image and Video Processing · Electrical Eng. & Systems 2025-02-11 Pandiyaraju V , Shravan Venkatraman , Pavan Kumar S , Santhosh Malarvannan , Kannan A

Precise and accurate segmentation of the most common head-and-neck tumor, nasopharyngeal carcinoma (NPC), in MRI sheds light on treatment and regulatory decisions making. However, the large variations in the lesion size and shape of NPC,…

Image and Video Processing · Electrical Eng. & Systems 2020-12-22 Pin Tang , Chen Zu , Mei Hong , Rui Yan , Xingchen Peng , Jianghong Xiao , Xi Wu , Jiliu Zhou , Luping Zhou , Yan Wang

This paper delves into the challenges and advancements in the field of medical image segmentation, particularly focusing on breast cancer diagnosis. The authors propose a novel Transformer-based segmentation model that addresses the…

Image and Video Processing · Electrical Eng. & Systems 2024-09-20 Weijie He , Runyuan Bao , Yiru Cang , Jianjun Wei , Yang Zhang , Jiacheng Hu

Optical coherence tomography (OCT) is a commonly-used method of extracting high resolution retinal information. Moreover there is an increasing demand for the automated retinal layer segmentation which facilitates the retinal disease…

Image and Video Processing · Electrical Eng. & Systems 2020-09-30 Zeyu Fu , Yang Sun , Xiangyu Zhang , Scott Stainton , Shaun Barney , Jeffry Hogg , William Innes , Satnam Dlay